to sign up for affordable care health coverage. the improved obama care was website was able to handle at least 750,000 visitors monday although they did not say how many actually signed up. >>> there's been another alarming shark attack off of hawaii's coast. a man bitten monday while fishing died from his injuries. mara has more. >> officials say a shark attacked a man on a small island off of the southwest coast of maui. a popular spot for diving and snorkeling. they identified the victim as a 57-year-old from washington. he was kayaking with a friend when he began screaming for help. his friend paddled toward him and found his bleeding severely from his right leg. his friend tried to put a tourniquet on him and reach a boat but he died upon reaching the shore. >>> this is the 8th attack near maui this year. the 13th statewide. prompting a major study of shark behavior in the region. the area where the latest attack took place remains closed this morning. >> we're closing the beach and monitoring and make sure that everybody sta